Home Physics Wave Optics Doppler's Effect of Light A star is moving away from the earth with a …
Physics Wave Optics Doppler's Effect of Light MCQ (Single Correct)

A star is moving away from the earth with a velocity of 100 km / s . If the velocity of light is then the shift of its spectral line of wavelength 5700 Å due to Doppler's effect will be

A
0.63 Å
B
1.90 Å
C
3.80 Å
D
5.70 Å

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The correct answer is:
B

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